Static and free-vibrational response of semi-circular graphite-epoxy frames with thin-walled open sections
By: J. Scott Collins and Eric R. Johnson.
Contributors: Johnson, Eric R.; Virginia Polytechnic Institute and State University. Engineering Science and Mechanics Dept.; Langley Research Center.
Series: NASA contractor report -- 4287.; NASA contractor report -- NASA CR-4287.
Publisher: National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division; For sale by the National Technical Information Service]
Published: 1990
Place of publication: Washington, D.C; [Springfield, Va
Language: eng
Format: Microform
Subjects: Fibrous composites -- Testing; Fibrous composites -- Vibration; Airframes -- Testing; Graphite fibers; Epoxy resins
Notes: Prepared at Virginia Polytechnic Institute and State University, Dept. of Engineering Science and Mechanics, for Langley Research Center under Grant NAG1-343.

Also available via Internet from the NASA Technical Report Server web site. Address as of 12/21/05: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19900017806%5F1990017806.pdf ; current access is available via PURL.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1990]. 3 microfiches.